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Updated: Aug 5, 2026
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Using High Content Imaging to Quantify Target Engagement in Adherent Cells
Published on: November 29, 2018
Targeted Affinity Screening Approach for Bioactive Compounds in Curcuma longa Utilizing a Cell-Functionalized
Meihui Zhang1,2, Xiaxi Zhang1,2, Xinyue Yang1,2
1School of Pharmacy, Health Science Center, Xi'an Jiaotong University, Xi'an 710061, China.
Analytical Chemistry
|July 27, 2026
Summary
Researchers developed a novel 3D biomimetic screening method using cells to find natural compounds targeting alpha-1A adrenergic receptors (AR). This approach identified potential prostate-relaxing and anti-proliferative compounds from Curcuma longa extracts.
Area of Science:
- Biochemistry
- Pharmacology
- Analytical Chemistry
Background:
- Identifying bioactive compounds from natural sources is challenging.
- Receptor-binding ligands are crucial for drug discovery.
- Existing methods struggle with complex natural matrices.
Purpose of the Study:
- To establish a 3D biomimetic screening strategy for receptor-guided ligand discovery.
- To overcome limitations of current bioactive compound identification methods.
- To develop a cell-based platform for analyzing natural product interactions.
Main Methods:
- Incorporated cells with high alpha-1A adrenergic receptor (AR) expression into a 3D agarose network.
- Created a biomimetic AR stationary phase preserving cellular architecture and receptor integrity.
- Screened Curcuma longa extracts using the developed 3D cell-based platform.
Main Results:
- Identified ar-turmerone, curcumin, and curcumin III as alpha-1A AR-binding candidates.
- Demonstrated prostate relaxation and antiproliferative activities of the identified compounds.
- Validated the preservation of native cellular architecture and receptor integrity.
Conclusions:
- The 3D biomimetic strategy enables selective ligand discovery from complex natural products.
- This approach expands cell-based bioanalytical platforms for drug lead discovery.
- The identified compounds show potential therapeutic applications for prostate conditions.
